Wayne Federman: Instrument Panel Dimmer

Wayne Federman: Instrument Panel Dimmer

Everything you have on your car has a very specific function with the exception of one thing: the instrument panel dimmer switch. Why was this invented? Are people's eyes too sensitive for the five watt bulb behind the speedometer? It's like, 'Oh don't worry about those oncoming headlights, but this odometer light -- it's burning my retina.'